3663111 has 16 divisors (see below), whose sum is σ = 5107808. Its totient is φ = 2332800.

The previous prime is 3663097. The next prime is 3663113. The reversal of 3663111 is 1113663.

It is not a de Polignac number, because 3663111 - 2⁷ = 3662983 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6501 + ... + 7041.

It is an arithmetic number, because the mean of its divisors is an integer number (319238).

Almost surely, 2^3663111 is an apocalyptic number.

3663111 is a deficient number, since it is larger than the sum of its proper divisors (1444697).

3663111 is a wasteful number, since it uses less digits than its factorization.

3663111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642.

The product of its digits is 324, while the sum is 21.

The square root of 3663111 is about 1913.9255471413. The cubic root of 3663111 is about 154.1523061699.

Adding to 3663111 its reverse (1113663), we get a palindrome (4776774).

The spelling of 3663111 in words is "three million, six hundred sixty-three thousand, one hundred eleven".